This reverts commit odoo/odoo@7059b17. This commit translates tests introduced in this reverted commit to be aligned with the current workflow. This commit reverts functionality or business logic linked to the reverted commit : - odoo/odoo#47248 : You no longer have to be an allowed user to see the timesheets but only a message partner. - odoo/odoo#49021 : We no longer deal with allowed_user_ids or allowed_portal_user_ids - odoo/odoo@f2a1a00 : We no longer deal with the allowed users lists. This commit removes the button project_privacy_visibility for functional reasons. Closes: #65367 task-2439329 Related: odoo/upgrade#2128 Related: odoo/enterprise#16067 Signed-off-by: Yannick Tivisse (yti) <yti@odoo.com>